PT95161A - Processo gravimetrico para a determinacao do numero de iodo absorvido de negros de fumo e aparelho para a sua realizacao - Google Patents

Processo gravimetrico para a determinacao do numero de iodo absorvido de negros de fumo e aparelho para a sua realizacao Download PDF

Info

Publication number: PT95161A
Authority: PT; Portugal
Prior art keywords: solution; iodine; concentration; carbon black; potassium
Prior art date: 1989-08-31

Application number

PT95161A

Other languages

English (en)

Portuguese (pt)

Inventor

Lawrence J Purphy Jr

Original Assignee

Cabot Corp

Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)

1989-08-31

Filing date

1990-08-30

Publication date

1991-05-22

1990-08-30 Application filed by Cabot Corp filed Critical Cabot Corp

1991-05-22 Publication of PT95161A publication Critical patent/PT95161A/pt

Links

239000011630 iodine Substances 0.000 title claims 59
229910052740 iodine Inorganic materials 0.000 title claims 59
238000000034 method Methods 0.000 title claims 26
PNDPGZBMCMUPRI-UHFFFAOYSA-N iodine Chemical compound II PNDPGZBMCMUPRI-UHFFFAOYSA-N 0.000 title claims 2
239000000243 solution Substances 0.000 claims 82
ZCYVEMRRCGMTRW-UHFFFAOYSA-N 7553-56-2 Chemical compound [I] ZCYVEMRRCGMTRW-UHFFFAOYSA-N 0.000 claims 58
239000006229 carbon black Substances 0.000 claims 32
235000019241 carbon black Nutrition 0.000 claims 32
238000004448 titration Methods 0.000 claims 24
AKHNMLFCWUSKQB-UHFFFAOYSA-L sodium thiosulfate Chemical group [Na+].[Na+].[O-]S([O-])(=O)=S AKHNMLFCWUSKQB-UHFFFAOYSA-L 0.000 claims 23
235000019345 sodium thiosulphate Nutrition 0.000 claims 23
239000000203 mixture Substances 0.000 claims 20
239000006228 supernatant Substances 0.000 claims 13
239000004133 Sodium thiosulphate Substances 0.000 claims 12
238000005303 weighing Methods 0.000 claims 12
NLKNQRATVPKPDG-UHFFFAOYSA-M potassium iodide Chemical compound [K+].[I-] NLKNQRATVPKPDG-UHFFFAOYSA-M 0.000 claims 6
ACAYDTMSDROWHW-UHFFFAOYSA-M potassium;iodic acid;iodate Chemical compound [K+].OI(=O)=O.[O-]I(=O)=O ACAYDTMSDROWHW-UHFFFAOYSA-M 0.000 claims 6
DHCDFWKWKRSZHF-UHFFFAOYSA-L thiosulfate(2-) Chemical compound [O-]S([S-])(=O)=O DHCDFWKWKRSZHF-UHFFFAOYSA-L 0.000 claims 6
239000012496 blank sample Substances 0.000 claims 4
150000001875 compounds Chemical class 0.000 claims 4
KMUONIBRACKNSN-UHFFFAOYSA-N potassium dichromate Chemical compound [K+].[K+].[O-][Cr](=O)(=O)O[Cr]([O-])(=O)=O KMUONIBRACKNSN-UHFFFAOYSA-N 0.000 claims 4
239000000523 sample Substances 0.000 claims 4
HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims 3
238000001914 filtration Methods 0.000 claims 3
238000004519 manufacturing process Methods 0.000 claims 3
238000002360 preparation method Methods 0.000 claims 3
238000001179 sorption measurement Methods 0.000 claims 3
238000003756 stirring Methods 0.000 claims 3
DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 claims 2
PCLIMKBDDGJMGD-UHFFFAOYSA-N N-bromosuccinimide Chemical compound BrN1C(=O)CCC1=O PCLIMKBDDGJMGD-UHFFFAOYSA-N 0.000 claims 2
ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 claims 2
CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 claims 2
QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims 2
YHGREDQDBYVEOS-UHFFFAOYSA-N [acetyloxy-[2-(diacetyloxyamino)ethyl]amino] acetate Chemical compound CC(=O)ON(OC(C)=O)CCN(OC(C)=O)OC(C)=O YHGREDQDBYVEOS-UHFFFAOYSA-N 0.000 claims 2
238000011067 equilibration Methods 0.000 claims 2
BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 claims 2
229910052700 potassium Inorganic materials 0.000 claims 2
239000011591 potassium Substances 0.000 claims 2
229910000028 potassium bicarbonate Inorganic materials 0.000 claims 2
235000015497 potassium bicarbonate Nutrition 0.000 claims 2
239000011736 potassium bicarbonate Substances 0.000 claims 2
TYJJADVDDVDEDZ-UHFFFAOYSA-M potassium hydrogencarbonate Chemical compound [K+].OC([O-])=O TYJJADVDDVDEDZ-UHFFFAOYSA-M 0.000 claims 2
JLKDVMWYMMLWTI-UHFFFAOYSA-M potassium iodate Chemical compound [K+].[O-]I(=O)=O JLKDVMWYMMLWTI-UHFFFAOYSA-M 0.000 claims 2
239000001230 potassium iodate Substances 0.000 claims 2
235000006666 potassium iodate Nutrition 0.000 claims 2
229940093930 potassium iodate Drugs 0.000 claims 2
239000000779 smoke Substances 0.000 claims 2
229910052708 sodium Inorganic materials 0.000 claims 2
239000011734 sodium Substances 0.000 claims 2
XUXNAKZDHHEHPC-UHFFFAOYSA-M sodium bromate Chemical compound [Na+].[O-]Br(=O)=O XUXNAKZDHHEHPC-UHFFFAOYSA-M 0.000 claims 2
QLOKJRIVRGCVIM-UHFFFAOYSA-N 1-[(4-methylsulfanylphenyl)methyl]piperazine Chemical compound C1=CC(SC)=CC=C1CN1CCNCC1 QLOKJRIVRGCVIM-UHFFFAOYSA-N 0.000 claims 1
XWNSFEAWWGGSKJ-UHFFFAOYSA-N 4-acetyl-4-methylheptanedinitrile Chemical compound N#CCCC(C)(C(=O)C)CCC#N XWNSFEAWWGGSKJ-UHFFFAOYSA-N 0.000 claims 1
239000004153 Potassium bromate Substances 0.000 claims 1
241000872198 Serjania polyphylla Species 0.000 claims 1
PMZURENOXWZQFD-UHFFFAOYSA-L Sodium Sulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=O PMZURENOXWZQFD-UHFFFAOYSA-L 0.000 claims 1
IKWTVSLWAPBBKU-UHFFFAOYSA-N a1010_sial Chemical compound O=[As]O[As]=O IKWTVSLWAPBBKU-UHFFFAOYSA-N 0.000 claims 1
229910052785 arsenic Inorganic materials 0.000 claims 1
RQNWIZPPADIBDY-UHFFFAOYSA-N arsenic atom Chemical compound [As] RQNWIZPPADIBDY-UHFFFAOYSA-N 0.000 claims 1
229910000413 arsenic oxide Inorganic materials 0.000 claims 1
229960002594 arsenic trioxide Drugs 0.000 claims 1
239000003795 chemical substances by application Substances 0.000 claims 1
238000004140 cleaning Methods 0.000 claims 1
SOCTUWSJJQCPFX-UHFFFAOYSA-N dichromate(2-) Chemical compound [O-][Cr](=O)(=O)O[Cr]([O-])(=O)=O SOCTUWSJJQCPFX-UHFFFAOYSA-N 0.000 claims 1
PKRPQASGRXWUOJ-UHFFFAOYSA-L dipotassium;dichloride Chemical compound [Cl-].[Cl-].[K+].[K+] PKRPQASGRXWUOJ-UHFFFAOYSA-L 0.000 claims 1
239000007788 liquid Substances 0.000 claims 1
229910052697 platinum Inorganic materials 0.000 claims 1
BITYAPCSNKJESK-UHFFFAOYSA-N potassiosodium Chemical compound [Na].[K] BITYAPCSNKJESK-UHFFFAOYSA-N 0.000 claims 1
229940094037 potassium bromate Drugs 0.000 claims 1
235000019396 potassium bromate Nutrition 0.000 claims 1
229940069002 potassium dichromate Drugs 0.000 claims 1
YYEAYKMFVMTUGM-UHFFFAOYSA-N potassium oxygen(2-) titanium(4+) Chemical compound [K+].[O-2].[O-2].[Ti+4] YYEAYKMFVMTUGM-UHFFFAOYSA-N 0.000 claims 1
229940114930 potassium stearate Drugs 0.000 claims 1
ANBFRLKBEIFNQU-UHFFFAOYSA-M potassium;octadecanoate Chemical compound [K+].CCCCCCCCCCCCCCCCCC([O-])=O ANBFRLKBEIFNQU-UHFFFAOYSA-M 0.000 claims 1
239000000843 powder Substances 0.000 claims 1
239000011164 primary particle Substances 0.000 claims 1
238000004886 process control Methods 0.000 claims 1
229910000029 sodium carbonate Inorganic materials 0.000 claims 1
229910052938 sodium sulfate Inorganic materials 0.000 claims 1
235000011152 sodium sulphate Nutrition 0.000 claims 1
239000012086 standard solution Substances 0.000 claims 1
AWDBHOZBRXWRKS-UHFFFAOYSA-N tetrapotassium;iron(6+);hexacyanide Chemical compound [K+].[K+].[K+].[K+].[Fe+6].N#[C-].N#[C-].N#[C-].N#[C-].N#[C-].N#[C-] AWDBHOZBRXWRKS-UHFFFAOYSA-N 0.000 claims 1
-1 titanium sodium thiosulphate Chemical compound 0.000 claims 1
210000002700 urine Anatomy 0.000 claims 1
230000000007 visual effect Effects 0.000 claims 1
XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims 1

Classifications

- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N5/00—Analysing materials by weighing, e.g. weighing small particles separated from a gas or liquid
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N31/00—Investigating or analysing non-biological materials by the use of the chemical methods specified in the subgroup; Apparatus specially adapted for such methods
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
- G01N15/08—Investigating permeability, pore-volume, or surface area of porous materials
- G01N15/088—Investigating volume, surface area, size or distribution of pores; Porosimetry
- G01N15/0893—Investigating volume, surface area, size or distribution of pores; Porosimetry by measuring weight or volume of sorbed fluid, e.g. B.E.T. method
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N31/00—Investigating or analysing non-biological materials by the use of the chemical methods specified in the subgroup; Apparatus specially adapted for such methods
- G01N31/16—Investigating or analysing non-biological materials by the use of the chemical methods specified in the subgroup; Apparatus specially adapted for such methods using titration
- G01N31/162—Determining the equivalent point by means of a discontinuity
- G01N31/164—Determining the equivalent point by means of a discontinuity by electrical or electrochemical means
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/26—Oils; Viscous liquids; Paints; Inks
- G01N33/32—Paints; Inks
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S436/00—Chemistry: analytical and immunological testing
- Y10S436/908—Gravimetric analysis
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T436/00—Chemistry: analytical and immunological testing
- Y10T436/11—Automated chemical analysis
- Y10T436/115831—Condition or time responsive
- Y10T436/116664—Condition or time responsive with automated titrator
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T436/00—Chemistry: analytical and immunological testing
- Y10T436/19—Halogen containing

Landscapes

Chemical & Material Sciences (AREA)
Life Sciences & Earth Sciences (AREA)
Health & Medical Sciences (AREA)
General Physics & Mathematics (AREA)
Pathology (AREA)
Analytical Chemistry (AREA)
Biochemistry (AREA)
General Health & Medical Sciences (AREA)
Physics & Mathematics (AREA)
Immunology (AREA)
Molecular Biology (AREA)
Dispersion Chemistry (AREA)
Chemical Kinetics & Catalysis (AREA)
Electrochemistry (AREA)
Investigating Or Analyzing Non-Biological Materials By The Use Of Chemical Means (AREA)
Medicines Containing Plant Substances (AREA)
Pigments, Carbon Blacks, Or Wood Stains (AREA)
Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)

PT95161A 1989-08-31 1990-08-30 Processo gravimetrico para a determinacao do numero de iodo absorvido de negros de fumo e aparelho para a sua realizacao PT95161A (pt)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US07/401,347 US5002892A (en)	1989-08-31	1989-08-31	Gravimetric determination of the iodine number of carbon black

Publications (1)

Publication Number	Publication Date
PT95161A true PT95161A (pt)	1991-05-22

Family

ID=23587381

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
PT95161A PT95161A (pt)	1989-08-31	1990-08-30	Processo gravimetrico para a determinacao do numero de iodo absorvido de negros de fumo e aparelho para a sua realizacao

Country Status (24)

Country	Link
US (1)	US5002892A (ja)
JP (1)	JPH0396860A (ja)
KR (1)	KR910005049A (ja)
CN (1)	CN1049909A (ja)
AU (1)	AU6200790A (ja)
BR (1)	BR9004246A (ja)
CA (1)	CA2022937A1 (ja)
DD (1)	DD297514A5 (ja)
DE (1)	DE4026979A1 (ja)
DK (1)	DK207790A (ja)
ES (1)	ES2023567A6 (ja)
FR (1)	FR2651324A1 (ja)
GB (1)	GB2235530B (ja)
HU (1)	HUT54806A (ja)
IE (1)	IE903143A1 (ja)
IL (1)	IL95326A0 (ja)
IT (1)	IT1243790B (ja)
LU (1)	LU87795A1 (ja)
NL (1)	NL9001915A (ja)
PE (1)	PE10191A1 (ja)
PL (1)	PL286709A1 (ja)
PT (1)	PT95161A (ja)
SE (1)	SE9002702L (ja)
ZA (1)	ZA906359B (ja)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JP3061991B2 (ja) *	1993-10-06	2000-07-10	シャープ株式会社	電子写真用現像剤の製造方法
US20070092462A1 (en) *	2005-10-24	2007-04-26	Julio Gans Russ	Cosmetic compositions
US7988844B2 (en) *	2009-08-07	2011-08-02	National Kaohsiung University Of Applied Sciences	Method for measuring an iodine adsorption number of carbon black, electrolytic cell, and kit for measuring an iodine adsorption number of carbon black
CN103267778B (zh) *	2013-05-08	2015-06-17	中国原子能科学研究院	一种同时测量铀和硝酸浓度的系统
CN106092805A (zh) *	2016-06-03	2016-11-09	李志祥	一种质量法化学需氧量测量方法
CN111307646B (zh) *	2020-02-27	2022-02-01	西南石油大学	一种测定盐水钻井液中聚合物类处理剂在黏土表面吸附量的方法
CN113804820A (zh) *	2020-06-12	2021-12-17	天津科技大学	一种基于视觉的食盐含碘量自动测量装置与方法
CN116499920B (zh) *	2023-06-30	2023-09-12	青岛冠宝林活性炭有限公司	一种尾气活性炭吸附状态在线监测方法
CN119198233A (zh) *	2024-09-02	2024-12-27	山东玲珑轮胎股份有限公司	橡胶中白炭黑的提取及鉴别方法及装置

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
CH450006A (de) *	1965-06-22	1968-01-15	Mepag Ag	Gravimetrisches Titrationsverfahren
US3447906A (en) *	1966-01-21	1969-06-03	Rohm & Haas	Automatic gravimetric titrator for batch operation
US3922335A (en) *	1974-02-25	1975-11-25	Cabot Corp	Process for producing carbon black
US4035336A (en) *	1974-08-08	1977-07-12	Cabot Corporation	Carbon black pigments and rubber compositions containing the same
US4315902A (en) *	1980-02-07	1982-02-16	Phillips Petroleum Company	Method for producing carbon black
FR2578982B1 (fr) *	1985-03-18	1987-03-27	Serg Gts Sarl	Appareil automatique pour le titrage par pesees de produits liquides et procede de mise en oeuvre d'un tel appareil
SE450171B (sv) *	1985-10-18	1987-06-09	Carl Urban Ungerstedt	Anordning for automatisk uppsamling av sma vetskevolymer
CH672191A5 (ja) *	1987-03-20	1989-10-31	Zellweger Uster Ag
JP2590943B2 (ja) *	1987-10-15	1997-03-19	三菱化学株式会社	重量滴定装置

1989
- 1989-08-31 US US07/401,347 patent/US5002892A/en not_active Expired - Fee Related
1990
- 1990-08-08 GB GB9017386A patent/GB2235530B/en not_active Expired - Fee Related
- 1990-08-08 CA CA002022937A patent/CA2022937A1/en not_active Abandoned
- 1990-08-09 IL IL95326A patent/IL95326A0/xx unknown
- 1990-08-10 ZA ZA906359A patent/ZA906359B/xx unknown
- 1990-08-17 IT IT02128490A patent/IT1243790B/it active IP Right Grant
- 1990-08-20 SE SE9002702A patent/SE9002702L/xx not_active Application Discontinuation
- 1990-08-20 PE PE1990173747A patent/PE10191A1/es not_active Application Discontinuation
- 1990-08-21 ES ES9002228A patent/ES2023567A6/es not_active Expired - Fee Related
- 1990-08-25 DE DE4026979A patent/DE4026979A1/de not_active Withdrawn
- 1990-08-28 BR BR909004246A patent/BR9004246A/pt unknown
- 1990-08-29 DD DD90343700A patent/DD297514A5/de not_active IP Right Cessation
- 1990-08-30 JP JP2226795A patent/JPH0396860A/ja active Pending
- 1990-08-30 NL NL9001915A patent/NL9001915A/nl not_active Application Discontinuation
- 1990-08-30 DK DK207790A patent/DK207790A/da not_active Application Discontinuation
- 1990-08-30 FR FR9010833A patent/FR2651324A1/fr not_active Withdrawn
- 1990-08-30 CN CN90107342A patent/CN1049909A/zh active Pending
- 1990-08-30 PT PT95161A patent/PT95161A/pt unknown
- 1990-08-30 HU HU905709A patent/HUT54806A/hu unknown
- 1990-08-30 KR KR1019900013650A patent/KR910005049A/ko not_active Withdrawn
- 1990-08-30 AU AU62007/90A patent/AU6200790A/en not_active Abandoned
- 1990-08-30 IE IE314390A patent/IE903143A1/en unknown
- 1990-08-31 LU LU87795A patent/LU87795A1/fr unknown
- 1990-08-31 PL PL28670990A patent/PL286709A1/xx unknown

Also Published As

Publication number	Publication date
DD297514A5 (de)	1992-01-09
PL286709A1 (en)	1991-05-20
AU6200790A (en)	1991-03-07
LU87795A1 (fr)	1991-02-18
IE903143A1 (en)	1991-03-13
KR910005049A (ko)	1991-03-29
NL9001915A (nl)	1991-03-18
SE9002702L (sv)	1991-03-01
JPH0396860A (ja)	1991-04-22
ZA906359B (en)	1991-06-26
DE4026979A1 (de)	1991-03-07
IT9021284A1 (it)	1992-02-17
ES2023567A6 (es)	1992-01-16
US5002892A (en)	1991-03-26
GB9017386D0 (en)	1990-09-19
FR2651324A1 (fr)	1991-03-01
CA2022937A1 (en)	1991-03-01
BR9004246A (pt)	1991-09-03
PE10191A1 (es)	1991-06-22
GB2235530A (en)	1991-03-06
SE9002702D0 (sv)	1990-08-20
DK207790A (da)	1991-03-01
IL95326A0 (en)	1991-06-30
IT9021284A0 (it)	1990-08-17
GB2235530B (en)	1993-07-28
HUT54806A (en)	1991-03-28
CN1049909A (zh)	1991-03-13
DK207790D0 (da)	1990-08-30
IT1243790B (it)	1994-06-28

Legal Events

Date	Code	Title	Description
1991-05-22	BB1A	Laying open of patent application	Effective date: 19901214

Publication	Publication Date	Title
PT95161A (pt)	1991-05-22	Processo gravimetrico para a determinacao do numero de iodo absorvido de negros de fumo e aparelho para a sua realizacao
Sjöberg et al.	1981	Equilibrium and structural studies of silicon (IV) and aluminium (III) in aqueous solution. II. Formation constants for the monosilicate ions SiO (OH) 3− and SiO2 (OH) 22−. A precision study at 25 C in a simplified seawater medium
CN101509909A (zh)	2009-08-19	烟气脱硫系统中硫酸盐含量的测试方法
US3380929A (en)	1968-04-30	Standard gas solution
Oster et al.	1971	Computation of soil solution composition variation with water content for desaturated soils
Poisson et al.	1980	Density of standard seawater solutions at atmospheric pressure
Chapman et al.	1982	Determination of chloride, sodium and potassium in salted foodstuffs using ion-selective electrodes and the dry sample addition method
JPH09210925A (ja)	1997-08-15	濃度計
Karayannis	1976	Comparative kinetic study for rate constant determination of the reaction of ascorbic acid with 2, 6-dichlorophenolindophenol
US5006312A (en)	1991-04-09	Gravimetric titration apparatus for the determination of the iodine number of carbon black
JP2950534B2 (ja)	1999-09-20	塩のカリウムイオン含有量分析方法及び分析装置
Poisson et al.	1980	Semi-empirical equations for the partial molar volumes of some ions in water and in seawater
Millero et al.	1974	Thermometric titration analysis of seawater for chlorinity, sulfate, and alkalinity 1
Gao et al.	2011	Accurate determination of the Ca2+ activity in milk-based systems by Ca-ISE: Effects of ionic composition on the single Ca2+ activity coefficient and liquid junction potentials
Joslyn	1955	Wine Production, Determination of Free and Total Sulfur Dioxide in White Table Wines
Brendler et al.	1994	Isopiestic measurements at high temperatures: I. Aqueous solutions of LiCl, CsCl, and CaCl2 at 155° C
Fanni et al.	1989	1H and 23Na NMR relaxation studies of the NaCl/β‐lactoglobulin system equilibrated at various water activities
Covington et al.	1964	Standard potential of the mercury/mercurous acetate electrode at 25° C
Brendler et al.	1995	Isopiestic measurements at high temperature: II. The ternary system LiCl-MgCl2-H2O at 155 C
SU1585535A1 (ru)	1990-08-15	Способ определени выбросоопасности горных пород
Hamori et al.	1972	Rate studies of the amylose–iodine reaction in unfractionated starch samples of various plant origin
US20060234380A1 (en)	2006-10-19	Stable water standard
JPH045000Y2 (ja)	1992-02-13
Pan et al.	1968	Thermodynamic Studies of Bi‐Univalent Electrolytes. IV. Osmotic and Activity Coefficients of Cadmium Perchlorate and Chloride from Isopiestic Measurements
Walding	2015	Analysis of bleach by thiosulfate titration